Quarter	Percent, Seasonally Adjusted
1999-01-01	3.50693666381571
1999-04-01	3.61277739378101
1999-07-01	3.60211473868882
1999-10-01	3.54740417751205
2000-01-01	3.32032133228618
2000-04-01	3.43535235560894
2000-07-01	3.25346125649282
2000-10-01	3.06224704874344
2001-01-01	2.99028219171578
2001-04-01	2.92595720187891
2001-07-01	2.94181338589100
2001-10-01	3.24835679244461
2002-01-01	3.19230736725361
2002-04-01	3.04845922701648
2002-07-01	3.02450567489074
2002-10-01	3.02221589535733
2003-01-01	3.16290974442953
2003-04-01	3.20507152686460
2003-07-01	3.26183608410576
2003-10-01	3.23523405788258
2004-01-01	3.20568050566268
2004-04-01	3.17204966765411
2004-07-01	3.16687887193750
2004-10-01	3.14601702948562
2005-01-01	3.14312094480583
2005-04-01	3.08478212388315
2005-07-01	3.40503572717417
2005-10-01	3.58581146797158
2006-01-01	3.16166866208061
2006-04-01	3.17008535954030
2006-07-01	3.01203507883098
2006-10-01	2.78072982469102
2007-01-01	2.64497096027698
2007-04-01	2.45167746014105
2007-07-01	2.42486191840943
2007-10-01	2.38037588609670
2008-01-01	2.36250216822823
2008-04-01	2.15638854326688
2008-07-01	2.24301457962797
2008-10-01	2.20230548758934
2009-01-01	2.52431904106556
2009-04-01	2.90294384598474
2009-07-01	3.28341912472076
2009-10-01	3.27297078705960
2010-01-01	3.45615949390234
2010-04-01	3.71376230571166
2010-07-01	3.67381815364116
2010-10-01	3.86707445447844
2011-01-01	3.98667545923050
2011-04-01	3.96922782407773
2011-07-01	4.04857909686650
2011-10-01	4.23338175420520
2012-01-01	4.00604331518183
2012-04-01	4.13310028064480
2012-07-01	4.61265211956619
2012-10-01	4.67602081499812
2013-01-01	5.08785672946000
2013-04-01	5.15460234233764
2013-07-01	4.76784877045397
2013-10-01	4.76114843906004
2014-01-01	4.95250595865818
2014-04-01	4.66449225252510
2014-07-01	4.68960159377057
2014-10-01	4.73440091696418
2015-01-01	4.48836886899868
2015-04-01	4.57549335674055
2015-07-01	4.33838354561484